#634569
Closest named color: Dusty Grape (#545775). oklch(43.7% 0.069 320.7), rgb(99, 69, 105).
Aa
White text reads best on this color (8.12:1).
About this color
#634569 is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.069 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.053 away. White text reads best on it, at 8.12:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.069) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.58:1 |
| White text | 8.12:1 |
Values
| HEX | #634569 |
| RGB | rgb(99, 69, 105) |
| HSL | hsl(290, 21%, 34%) |
| OKLCH | oklch(43.7% 0.069 320.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #634569 | 8.12:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #634569 | 2.58:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #634569 text on white | 8.12:1 | AAA | Lc 88.0 | Fine for body text |
| #634569 text on black | 2.58:1 | Fails | Lc -14.1 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EDE7EF
oklch(93.5% 0.012 317.7)
-
Step 200
200
#E0D5E2
oklch(88.6% 0.021 321)
-
Step 300
300
#CDB9D1
oklch(81% 0.04 320.6)
-
Step 400
400
#B394B9
oklch(70.7% 0.063 320.8)
-
Step 500
500
#A079A8
oklch(63.1% 0.082 320.6)
-
Step 600
600
#8B6293
oklch(55.7% 0.088 320.9)
-
Step 700
700
#76517D
oklch(49.2% 0.081 321)
-
Step 800
800 (this color)
#634569
oklch(43.7% 0.069 320.7)
-
Step 900
900
#4F3853
oklch(37.7% 0.054 321.4)
-
Step 950
950
#2E2131
oklch(27% 0.034 319.9)
#634569 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #414D6A | 0.058 |
| Deuteranopia (no green cones) | #485168 | 0.055 |
| Tritanopia (no blue cones) | #644952 | 0.044 |
| Achromatopsia (no color) | #505050 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #634569
#634569
oklch(43.7% 0.069 320.7)
- #3C5B37
#3C5B37
oklch(43.7% 0.068 141)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #634569, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.053
- Brownish Purple #76424E ΔE 0.055
- Dusk #4E5481 ΔE 0.058
- Twilight #4E518B ΔE 0.065
- Purple Brown #673A3F ΔE 0.067
- YInMn Blue #415A77 ΔE 0.074
- Dark Mauve #874C62 ΔE 0.074
- Dark Slate Blue #483D8B ΔE 0.082
Use #634569 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.